High Purity Calcium Sulfate Market Analysis & Overview:

The High Purity Calcium Sulfate Market size was valued at USD 11.17 billion in 2024 and is expected to reach USD 18.11 billion by 2032, growing at a CAGR of 6.24% over the forecast period of 2025-2032.

The high purity calcium sulfate market is growing due to an incremental demand in end-use industries, such as pharmaceuticals, food, and cosmetics, where purity and consistency play a major role. The high purity calcium sulfate market in North America is changing with digitized production, increasing FDA compliance, and novel applications for industrial-grade calcium sulfate. Leading high purity calcium sulfate companies operating in the high purity calcium sulfate market are concentrating on zero-impurity processing and sustainable sourcing.

The U.S. high purity calcium sulfate market is valued at USD 1.80 billion in 2024 and is projected to be valued at USD 2.83 billion in 2032, with a CAGR of 5.85% during the forecast period of 2025-2032.

• According to the reports of the U.S. Geological Survey, the U.S. crude gypsum production was 22 million tons in 2023, with an increasing share of that used in high-purity applications. Moreover, the United States produces about 16.4% of the world's gypsum, as reported by the National Institute for Occupational Safety and Health.

• In June 2024, CGC Inc. (USG Corporation) also came together with Groupe Beauchesne to expand its high-purity ceiling gypsum product line and share distribution line, about the alteration in the high purity calcium sulfate market equilibrium & players’ tactics.

High Purity Calcium Sulfate Market Dynamics:

Drivers:

• Surging Pharmaceutical Excipient Applications Drive High Purity Calcium Sulfate Demand

The high purity calcium sulfate market is growing in demand as an inert excipient in pharmaceutical tablet formulations. The requirement for purity levels is above≥99.9% to meet FDA standards stimulates pharmaceutical manufacturers of drugs to look for trustworthy and ultra-pure materials.

• In the U.S., 22 million tonnes of gypsum were produced in 2023, with pharmaceutical grades emerging as a very small, but rapidly growing, proportion of the total.

High purity calcium sulfate manufacturers, such as USG Corporation, have increased their purification capabilities to accommodate pharmaceutical-grade demands and facilitate growth in the high purity calcium sulfate market share.

• Adoption of Sustainable, Digitalized Production Technologies Augments Market Expansion

An increase in the adoption of sustainable and automated methods of production also facilitates the market for high purity calcium sulfate. Energy usage and quality control are driving the use of closed-loop water systems and real-time impurity monitoring by the manufacturers. EPA-related deployment is enabling carbon reduction and 8% enhanced production efficiency. Also, these enhancements are likely to resonate well with the food-grade calcium sulfate buyers, who emphasize traceability and environmental regulation, particularly in the North American high purity calcium sulfate market.

Restraints:

• Volatility in Gypsum Supply Chains Limits Consistent High Purity Output, Impeding Market Growth

Volatility in raw gypsum supply is one of the factors affecting the high purity calcium sulfate market growth. That boost was partially offset by a 13% increase in the U.S. imports of gypsum, which rose to 7.79m tonnes last year due to lower domestic production and strong demand. Spain and Canada were the leading exporters. This sort of variability has led to the need for producers to have high levels of inventory or rely on expensive long-term contracts, both of which increase costs and make high purity calcium sulfate production not as scalable.

High Purity Calcium Sulfate Market Segmentation Analysis:

By Form

Powder is the dominating segment with a market share of 49.2% in 2024. This predominance is attributed to its wide range of applications, such as in pharmaceutical and food & beverage industries, where purity is essential. High purity powder calcium sulfate is utilized in a variety of industries, including the food & beverage and pharmaceutical segments, and meets the highest standard of purity and formulation requirements. The powder form allows simple mixing and blending, so it is used in industry. This is also driven by the growing market for pharmaceutical ingredients, as well as a demand for food safety and quality.

Granules is the fastest-growing segment with a CAGR of 7.04%. The addition of granules in construction and in agriculture is driving the growth of the market. Granules are convenient to handle and suitable for controlled release applications such as fertilizers and soil conditioners. The grain format is also trending in the sector for gypsum-based construction materials, since it is easy to handle and means that smaller quantities of dust are produced. Demand for granules is growing in markets, such as North America, the Asia Pacific, owing to increasing construction activities globally.

By End-use

Pharmaceuticals is the dominating segment with a market share of 34.7% in 2024. The growing use of high purity calcium sulfate in pharmaceutical applications is driven by its role as an excipient in tablets and capsules. Pharmaceutical-grade calcium sulfate is crucial for ensuring the efficacy and safety of drugs, meeting the rigorous standards imposed by global regulatory agencies. Its application in controlled drug release formulations and medical devices also contributes to its dominance. The continued expansion of the pharmaceutical industry, particularly in North America and Europe, supports this segment's leading position.

Construction is the fastest-growing segment with the highest growth rate of 7.12%. The growth of this segment is driven by the increase in demand for high-quality calcium sulfate in the construction industry for the manufacturing of gypsum products such as drywall and cement. Calcium sulfate is largely used as it can provide very good fire resistance, it is also soundproof, and this is another reason why it is so popular in modern homes and commercial buildings. Moreover, the increasing construction projects in developing countries, such as the Asia Pacific to build eco-friendly and energy-efficient buildings would drive demand for high-purity calcium sulfate in the construction segment.

High Purity Calcium Sulfate Market Regional Outlook:

The Asia Pacific is the leading region in the high purity calcium sulfate market in 2024 and accounts for around 39.8% of the market share. This dominance can be attributed to the rapid industrialization, particularly in China and India, where there is an increase in the usage of high purity calcium sulfate due to the increasing application in the construction, agriculture, and pharmaceutical industries. China​ is the largest consumer of industrial-grade calcium sulfate, attributed to its vigorous construction industry and agriculture, which require gypsum for soil amendments​. There is also a greater demand for calcium sulfate in food and pharmaceutical products due to the growth of health health-conscious population in these regions, which enhances the market share.

The second position in the high purity calcium sulfate market is held by North America with 24.3%. Construction and pharmaceutical industries have significantly stimulated the growth of calcium sulfate in the U.S., making it the leading consumer. The increasing infrastructure developments and increasing demand for food safety and pharmaceutical grade products have led to the high consumption of calcium sulfate in the region. The local and international standards imposed by the regulatory authorities, such as the FDA, DCI, and EPA system, also drive the market and should further provide a boost to the market in the region and maintain its dominant position in the market.

Europe is the third-dominant region and accounts for 20.3%. Germany and France are important contributors, due to their robust pharmaceutical, food processing, and building industries. In Europe, the need for pure calcium sulphate products is dictated by strict regulations and high-end manufacturing needs in pharmaceuticals and construction products in particular. The aforementioned factors, along with the rise in environmentally friendly construction methods in the region, using products, such as gypsum, which fall under the calcium sulfate are also helping the market grow.

Latin America is a developing market with a rising requirement for high purity calcium sulfate. Increasing need in the area is mainly due to the agriculture sector because calcium sulfate is used in soil conditioning and fertilizing applications in countries, such as Brazil. The population in Latin America is surging owing to the rising consciousness toward soil quality and sustainable farming, which is augmenting the growth of the high purity calcium sulfate market in the agriculture sector. This is likely to persist as more nations turn to promoting increased efficiency in agriculture.

The Middle East & Africa have the highest growth rate of the high purity calcium sulfate market at a CAGR of 7.63%. Other markets, such as the Middle East, namely Saudi Arabia and the UAE, are investing heavily in their construction and infrastructure market, driving requests for calcium sulfate in the form of gypsum for construction products. The demand for calcium sulfate is also rising in agriculture as it is applied to improve soil conditions. In line with the increasing amount of construction and agricultural activities in the region, the market for industrial-grade calcium sulfate is projected to grow significantly throughout the estimated period.

Key Players:

The major high purity calcium sulfate market competitors include USG Corporation, Compagnie de Saint-Gobain SA, Beijing New Building Materials PLC, Boral Limited, Celtic Chemicals Limited, Jonoub Gypsum, PABCO Building Forms, LLC, Penta Manufacturing Company, Knauf Digital GmbH, and Yoshino Gypsum Co., Ltd.

Recent Developments:

• In January 2025, British Gypsum (Saint-Gobain) launched Gyproc SoundBloc Infinaé 100, the world’s first plasterboard made entirely from recycled plaster waste, advancing circularity in high purity calcium sulfate applications

• In January 2025, the U.S. Geological Survey published its Mineral Commodity Summaries 2025, reporting U.S. housing starts at a seasonally adjusted annual rate of 1,354,000 through September 2024 and noting a plateau in synthetic gypsum consumption, offering key insights into high purity calcium sulfate market dynamics

• In June 2024, CGC Inc. (USG Corporation’s Canadian division) expanded its partnership with Groupe Beauchesne to include high-purity gypsum ceiling products, reflecting industry trends toward specialized, premium-grade formulations in the high purity calcium sulfate market